Signal transmitting unit for audio apparatus



FIG. 1 is a front view;

FIG. 2 is an underneath view;

FIG. 3 is a rear view;

FIG. 4 is a plan view;

FIG. 5 is view from one side;

FIG. 6 is view from other side; and,

FIG. 7 is a perspective view from front, above and one side.

The ornamental design for a signal transmitting unit for audioapparatus, as shown.